[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit
Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/app/include/libcpnv.h b/ap/app/include/libcpnv.h
new file mode 100755
index 0000000..9eac4c1
--- /dev/null
+++ b/ap/app/include/libcpnv.h
@@ -0,0 +1,115 @@
+#ifndef __LIBCPNV_H
+#define __LIBCPNV_H
+
+
+enum FS_PARTITION_NO {
+ FS_IMAGEFS,
+ FS_RESOURCEFS,
+ FS_NVROFS,
+ FS_PARTITION_NO_MAX
+};
+
+#define SYSCALL_jffs2_quick_gc_wait_done 385
+
+#define CPNV_OK (0)
+#define CPNV_ERROR (0xFFFFFFFF)
+
+/**
+ * @brief 写CP侧NVRW区NV项
+ * @param NvItemID 入参，NV项ID
+ * @param NvItemData 入参，写入NV项数据缓冲区
+ * @param NvItemLen 入参，写入NV项数据缓冲区长度
+ * @return CPNV_OK 成功，CPNV_ERROR 失败
+ * @retval
+ * @note
+ * @warning 数据先写到内存，定时刷新到flash。如果要求及时刷新到flash需要再调用cpnv_NvramFlush刷新
+ */
+extern unsigned int cpnv_NvItemWrite(unsigned int NvItemID, unsigned char *NvItemData, unsigned int NvItemLen);
+
+/**
+ * @brief 读取CP侧NVRW区NV项
+ * @param NvItemID 入参，NV项ID
+ * @param NvItemData 出参，读取NV项数据缓冲区
+ * @param NvItemLen 入参，读取NV项数据缓冲区长度
+ * @return CPNV_OK 成功，CPNV_ERROR 失败
+ * @retval
+ * @note
+ * @warning
+ */
+extern unsigned int cpnv_NvItemRead(unsigned int NvItemID, unsigned char *NvItemData, unsigned int NvItemLen);
+
+/**
+ * @brief 刷新NVRW区缓存数据到flash
+ * @param 无
+ * @return CPNV_OK 成功，CPNV_ERROR 失败
+ * @retval
+ * @note
+ * @warning
+ */
+extern unsigned int cpnv_NvramFlush(void);
+
+/**
+ * @brief 写CP侧NVFAC区NV项
+ * @param NvItemID 入参，NV项ID
+ * @param NvItemData 入参，写入NV项数据缓冲区
+ * @param NvItemLen 入参，写入NV项数据缓冲区长度
+ * @return 无
+ * @retval
+ * @note
+ * @warning
+ */
+void cpnv_NvItemWriteFactory(unsigned int NvItemID, unsigned char *NvItemData, unsigned int NvItemLen);
+
+/**
+ * @brief 写CP侧NVRO区NV项
+ * @param NvItemID 入参，NV项ID
+ * @param NvItemData 入参，写入NV项数据缓冲区
+ * @param NvItemLen 入参，写入NV项数据缓冲区长度
+ * @return CPNV_OK 成功，CPNV_ERROR 失败
+ * @retval
+ * @note 调用之前要用cpnv_ChangeNvRoAttr设置为可写
+ * @warning 调用后要用cpnv_ChangeNvRoAttr设置为只读，保护NVRO区数据
+ */
+unsigned int cpnv_NvItemWriteNvro(unsigned int NvItemID, unsigned char *NvItemData, unsigned int NvItemLen);
+
+/**
+ * @brief NV恢复出厂数据
+ * @param 无
+ * @return CPNV_OK 成功，CPNV_ERROR 失败
+ * @retval
+ * @note
+ * @warning
+ */
+unsigned int cpnv_ResetNVFactory(void);
+
+/**
+ * @brief 设置NVRO区读写属性
+ * @param writable为0设置NVRO区为只读，其他值设置为可写
+ * @return CPNV_OK 成功，CPNV_ERROR 失败
+ * @retval
+ * @note
+ * @warning
+ */
+unsigned int cpnv_ChangeNvRoAttr(int writable);
+
+/**
+ * @brief 设置imagefs/resource/nvrofs分区可写属性
+ * @param partition_no取值自enum FS_PARTITION_NO；writable为0设置为只读，其他值设置为可写
+ * @return CPNV_OK 成功，CPNV_ERROR 失败
+ * @retval
+ * @note
+ * @warning
+ */
+unsigned int cpnv_ChangeFsPartitionAttr(int partition_no, int writable);
+
+/**
+ * @brief 等待imagefs/resource/nvrofs 文件系统垃圾回收，partition_no取值自enum FS_PARTITION_NO
+ * @param partition_no取值自enum FS_PARTITION_NO
+ * @return CPNV_OK 成功，CPNV_ERROR 失败
+ * @retval
+ * @note
+ * @warning 只能在整个该分区文件系统都写完毕后调用才有意义
+ */
+unsigned int cpnv_FsGcWait(int partition_no);
+
+#endif // __LIBCPNV_H